Ключевые слова: arrow, background, bio, bulb, certificate, chemical, conformity, conservation, control, curve, eco, ecology, education, efficient, electrical, electronic, free, graphic, hazardous, icon, image, industrial, label, magnifier, mark, material, middle, package, painting, pictogram, pollution, produce, product, production, protection, quality, recycle, recycled, recycling, reduce, responsibility, return, safety, save, sign, single, standard, symbol, toxic, warning,